DAVE'S ULTIMATE GUIDE TO THE 1979-1982
http://www.myhonda650.com/
Honda CB650 Forum
http://www.hondacb650.com/
Siruis Consolidated Inc.
http://www.siriusconinc.com
(This is where I order a lot of my parts)
How to build your own Carb Sync Tool
http://www.650ccnd.com/mano.htm